Thunderbirds diamond formation
The U.S. Air Force Thunderbirds aerial demonstration team fly their F-16C Fighting Falcons in the diamond formation June 1, 2014, in the skies over Fairchild Air Force Base, Wash., during the base's SkyFest 2014 air show and open house. In support of the event, a C-17 Globemaster III and its crew from Joint Base Lewis-McChord, Wash., transported the demonstration team's support personnel and equipment from Colorado Springs, Colo., to the event at Fairchild. (U.S. Air Force photo/Tech. Sgt. Sean Tobin)